Try smaller doc collapselevel

Author: isaacsas

docs/make.jl

@@ -34,6 +34,7 @@ makedocs(sitename = "Catalyst.jl",
     authors = "Samuel Isaacson",
     format = Documenter.HTML(; analytics = "UA-90474609-3",
         prettyurls = (get(ENV, "CI", nothing) == "true"),
+        collapselevel = 1,
         assets = ["assets/favicon.ico"],
         canonical = "https://docs.sciml.ai/Catalyst/stable/"),
     modules = [Catalyst, ModelingToolkit],